air gap | ช่องอากาศ [พลังงาน ๒๖ ม.ค. ๒๕๔๕] |
Air gap | . (Physics) An air-filled gap in a magnetic or electric circuit; specif., in a dynamo or motor, the space between the field-magnet poles and the armature; clearance. [ Webster 1913 Suppl. ] |
Air gas | See under Gas. [ 1913 Webster ] |